The structure and durability of the papyrus is what made it last for so long.
<u>Answer:</u>
(B) “Production and demand decreased with increased oil usage”
This was one of the factors for the decrease in demand for coal.
<u>Explanation:</u>
In 1930s, during the Great Depression period, the market saw a massive decline in the production of coal and a small steady increase in that of oil. One of the major reasons was the availability and price of oil and other natural fuels. The supply rate was higher than the demand rate which kept the prices of oil and other natural fuels low. Cost of mining and producing coal was very high. Lower prices and increased production of oil helped the producers to gain profit. This is one of the factors that helped oil to succeed ahead of coal.
<span>Still photography changed the entire course of visual contact . For the first time people could see the reality of another place. The civil war was the first widely photographically documented war, and the pictures of the bodies were more powerful that words could ever be. With pictures, people could see the world without traveling it, they could see people without ever meeting them. As technology grew, bringing motion pictures, and color film, the world became a smaller place in terms of being able to see it, but a much larger place in knowing what there was in it.</span>
Amerigo Vespucci was the person that explored enough of South America to deem it a new continent.